package com.taru.wxhsh.api;

import java.util.concurrent.ConcurrentHashMap;

public class Test extends  A implements B {

    public static void main(String[] args) {
        System.out.println(64&255);
        ConcurrentHashMap  hashMap;


    }
}

abstract class  A extends  C{
        }


interface  B{

}
abstract class  C{
}
